PS PHPCaptcha WP
Simple PHP-GD based captcha to replace tracking prone systems like Google recaptcha
Étiquette de l’extension : captcha
TomS Vaptcha
Gesture captcha —— Easy for human, hard for robots. Protect the login, register, lostpassword and…
Code Sample Contact Form
This is plugin to create simple contact form.
GWP-Captcha
This will add letter captcha to your register form, login form, and lostpassword form. You…
LazyCaptcha
LazyCaptcha is a small and lazy plugin to prevent bots from spamming your comments.
Ultimate Captcha reCAPTCHA Plugin for WordPress
This is a free plugin to protect your WordPress website.
Traum Captcha
CN: 最基本的形式：
Adaptive Login Action
Adaptive Login Form: Adjusting compromise between Comfort and Paranoia.
Login Captcha
This plugin used to apply/add login captcha field to wordpress login form.